Hot-Dip Galvanized coil – Our value-added processing, such as precision flattening for optimal flatness, can cut your hot-dip galvanized sheet to your desired width and length to achieve ideal forming and minimize scrap loss and waste.
The hot-dip galvanizing process provides corrosion control that is highly desirable in a wide range of applications and industries, including energy, utilities, automotive, agriculture, construction, HVAC, transportation, chemical processing, telecommunications, outdoor recreation, and more. Galvanizing is a versatile and economical method of protecting steel substrates, offering low initial cost, low maintenance, and long service life. Additionally, the zinc coating provides excellent corrosion and rust resistance, UV protection, and excellent resistance to spalling.
Mechanical properties of galvanized steel:
| Usage | Grade | Yield strength(Mpa) | Tensile strength(Mpa) | Elongation rate % |
| Punching galvanized steel | DC51D+Z | - | 270-500 | ≥20 |
| DC52D+Z | 140-300 | 270-420 | ≥22 | |
| DC53D+Z | 140-260 | 270-380 | ≥26 | |
| DC54D+Z | 140-220 | 270-350 | ≥30 | |
| Structure galvanized steel | S220GD+Z | ≥220 | ≥300 | ≥18 |
| S250GD+Z | ≥250 | ≥330 | ≥17 | |
| S280GD+Z | ≥280 | ≥360 | ≥16 | |
| S320GD+Z | ≥320 | ≥390 | ≥15 | |
| S350GD+Z | ≥350 | ≥420 | ≥14 | |
| S400GD+Z | ≥400 | ≥470 | - | |
| S500GD+Z | ≥500 | ≥530 | - | |
| S550GD+Z | ≥550 | ≥560 | - |
Types of Hot-Dip Galvanized Steel
GNEE Steel Sales stocks a wide variety of hot-dip galvanized sheets and coils. We can help you select the ideal galvanized steel for your application based on the manufacturing method and the type of environment the steel will be used in. The thickness of the zinc coating is an important factor in determining the effects of protecting the steel from rust and corrosion. Generally, the thicker the coating, the longer the steel will be protected. Conversely, thicker coatings may have an adverse effect on forming and spot welding.
Coil Applications
Hot rolled pickled and oiled coil is commonly utilized in the following applications:
Tank manufacturing
Automotive
Tube manufacturing
Agricultural equipment
Strapping
Dairy production equipment and furnishings
Various Stampings
Product Advantages
1.Stable performance
2.Excellent processing performance: High precision dimension and excellent mechanical properties make it easy to be sheared, punched and stacked by high speed punch machine. It also have good welding performance.
3.Excellent performance of Insulating coating: Uniform color, good insulation, high adhesion, excellent heat resistance and excellent processing performance.
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